package com.mooco.dongba.common.config;

import org.apache.shiro.cache.CacheManager;
import org.apache.shiro.cache.MemoryConstrainedCacheManager;
import org.apache.shiro.mgt.RememberMeManager;
import org.apache.shiro.mgt.SecurityManager;
import org.apache.shiro.realm.Realm;
import org.apache.shiro.session.mgt.SessionManager;
import org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.CookieRememberMeManager;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.apache.shiro.web.servlet.SimpleCookie;
import org.apache.shiro.web.session.mgt.DefaultWebSessionManager;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.LinkedHashMap;

@Configuration
public class SpringShiroConfig {
    @Bean
    public SecurityManager securityManager(Realm realm,
                                           CacheManager cacheManager,
                                           RememberMeManager rememberMeManager,
                                           SessionManager sessionManager) {
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        securityManager.setRealm(realm);
        securityManager.setCacheManager(cacheManager);
        securityManager.setRememberMeManager(rememberMeManager);
        securityManager.setSessionManager(sessionManager);
        return securityManager;
    }

    @Bean
    public ShiroFilterFactoryBean shiroFilterFactoryBean(SecurityManager securityManager) {
        ShiroFilterFactoryBean shiroFilterFactoryBean = new ShiroFilterFactoryBean();
        shiroFilterFactoryBean.setSecurityManager(securityManager);
        shiroFilterFactoryBean.setLoginUrl("/doLoginUI");
        LinkedHashMap<String, String> map = new LinkedHashMap<>();
        map.put("/bower_components/**", "anon");
        map.put("/build/**", "anon");
        map.put("/dist/**", "anon");
        map.put("/plugins/**", "anon");
        map.put("/user/doLogin", "anon");
        map.put("/doLoginout", "logout");
        // 除了匿名访问的资源，其他都要认证("authc")才能访问
        //map.put("/**", "authc");
        map.put("/**", "user");
        shiroFilterFactoryBean.setFilterChainDefinitionMap(map);
        return shiroFilterFactoryBean;
    }

    @Bean
    public AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor(SecurityManager securityManager) {
        AuthorizationAttributeSourceAdvisor advisor = new AuthorizationAttributeSourceAdvisor();
        advisor.setSecurityManager(securityManager);
        return advisor;
    }

    @Bean
    public CacheManager cacheManager() {
        return new MemoryConstrainedCacheManager();
    }

    @Bean
    public RememberMeManager rememberMeManager() {
        CookieRememberMeManager cManager = new CookieRememberMeManager();
        SimpleCookie cookie = new SimpleCookie("rememberMe");
        cookie.setMaxAge(7 * 24 * 60 * 60);
        cManager.setCookie(cookie);
        return cManager;
    }

    @Bean
    public SessionManager sessionManager() {
        DefaultWebSessionManager sManager = new DefaultWebSessionManager();
        sManager.setGlobalSessionTimeout(60 * 60 * 1000);
        return sManager;
    }
}
